(function() {
	'use strict';
	
	var LIC_STATUS = {
	        CREATED: 1,
            REQUESTED: 2,
            PREACTIVE: 3,
            ACTIVE: 4,
            CANCELED: 5
	}
	
	var ACTIONS_BY_STATUS = {
            activate: [LIC_STATUS.REQUESTED, LIC_STATUS.PREACTIVE],
            send: [LIC_STATUS.ACTIVE, LIC_STATUS.PREACTIVE],
            download: [LIC_STATUS.ACTIVE, LIC_STATUS.PREACTIVE],
            request: [LIC_STATUS.CREATED, LIC_STATUS.REQUESTED],
            cancel: [LIC_STATUS.REQUESTED, LIC_STATUS.PREACTIVE, LIC_STATUS.ACTIVE],
            'delete': [LIC_STATUS.CREATED, LIC_STATUS.CANCELED],
    }

	   var HTTP_ERRORS = {
	            401: "Unathorized action",
	            403: "Forbidden action",
	            500: "Server error",
	            404: "Element not found"
	    }

	var app = angular.module('securis');
	
	app.directive('fileLoader',
	            function($timeout, $parse) {
	                return {
	                    restrict : 'A', // only activate on element attribute
	                    require : '',
	                    link : function(scope, element, attrs) {
                            console.log('scope.license: ' + scope.$parent.license);
                            var setter = $parse(attrs.fileLoader).assign;
	                        element.bind('change', function(evt) {
	                            if (!window.FileReader) { // Browser is not compatible
	                                BootstrapDialog.alert($L.get("Open your .req file with a text editor and copy&paste the content in the form text field?"));
	                                return;
	                            }
	                            //console.log('scope.license: ' + scope.$parent.license);
	                            var field = $parse(attrs.fileLoader);
	                            //console.log('field: ' + field);
	                            var fileList = evt.target.files;
	                            if (fileList != null && fileList[0]) {
	                                var reader = new FileReader();
                                    reader.onerror = function(data) {
                                        setter(scope.$parent, 'ERROR');
                                        //scope.$apply();
                                    }
                                    reader.onload = function(data) {
                                        setter(scope.$parent, reader.result);
                                        //scope.$apply();
                                    }
                                    
                                    reader.readAsText(fileList[0]);       
	                            } else {
	                                setter(scope.$parent, '');
                                    //scope.$apply();
	                            }
	                        });
	                        
	                    }
	                };
	            });


	app.controller('PackAndLicensesCtrl', [
	                    			'$scope',
	                    			'$http',
	                    			'toaster',
	                    			'$store',
	                    			'$L',
	   			function($scope, $http, toaster, $store, $L) {
	                    $store.set('location', '/licenses');
	                    				
        				$scope.maxLengthErrorMsg = function(displayname, fieldMaxlength) {
        					return $L.get("{0} length is too long (max: {1}).", $L.get(displayname), fieldMaxlength);
        				}
        				$scope.mandatoryFieldErrorMsg = function(displayname) {
        					return $L.get("'{0}' is required.", $L.get(displayname));
        				}
        				$scope.ellipsis = function(txt, len) {
        					if (!txt || txt.length <= len) return txt;
        					return txt.substring(0, len) + '...';
        				}
                        $scope.currentPack = $store.get('currentPack');

	   			}]);
	
	app.controller('PacksCtrl', [
			'$scope',
			'$http',
			'$resource',
			'toaster',
			'Catalogs',
			'$store',
			'$L',
			function($scope, $http, $resource, toaster, Catalogs, $store, $L) {
				var packResource = $resource('/pack/:packId', {
					packId : '@id'
				});
				var PACK_STATUS = [
				                   {id: 'PE', label: $L.get('Pending')},
				                   {id: 'AC', label: $L.get('Active')},
				                   {id: 'OH', label: $L.get('On Hold')},
				                   {id: 'EX', label: $L.get('Expired')},
				                   {id: 'CA', label: $L.get('Cancelled')}
				                   ];
				$scope.mandatory = {
						code: true,
						num_licenses: true,
						organization_id: true,
						license_type_id: true
				}
				$scope.maxlength = {
						code: 50,
						comments: 1024
				}
				$scope.refs = {};
                Catalogs.init().then(function() {
                	var refFields = [{resource: 'organization', name: 'organization_id'},{resource: 'licensetype', name: 'license_type_id'}]; 
                    Catalogs.loadRefs(function(refs) {
	                    	$scope.refs = refs;
	                    	$scope.refs['pack_status'] = PACK_STATUS;
	                    }, refFields);
                }); 

				// Used to create the form with the appropriate data
				$scope.isNew = undefined;

				// Selected pack from listing
				// pack is the edited pack, in creation contains the data for the new pack
				$scope.pack = null;

				$scope.packs = packResource.query();
				
				var _savePackData = function() {
					var _success = function() {
					    if (!$scope.isNew) $scope.showForm = false;
						$scope.packs = packResource.query();
						toaster.pop('success', Catalogs.getName(), $L.get("Pack '{0}' {1} successfully", $scope.pack.code, $scope.isNew ? $L.get("created") : $L.get("updated")));
					}
					var _error =  function(error) {
                        console.log(error);
						toaster.pop('error', Catalogs.getName(), $L.get("Error {0} pack '{1}'. Reason: {2}", $scope.isNew ? $L.get("creating") : $L.get("updating"), $scope.pack.code, $L.get(error.headers('X-SECURIS-ERROR'))));
					}
					packResource.save($scope.pack, _success, _error);
				} 
				$scope.save = function() {
					if ($scope.pack.num_activations > 0) {
						BootstrapDialog.confirm($L.get("The pack '{0}' has active licenses, Do you want to modify it ?", $scope.pack.code), function(answer){
	                        if (answer) {
	                        	_savePackData();
	                        }
	                    });
					} else {
				    	_savePackData();
				    }
				}
				
				$scope.newPack = function() {
					$scope.isNew = true;
					$scope.showForm = true;
					$scope.pack = {
                            license_preactivation: true,
                            status: 'PE',
                            num_licenses: 1,
                            license_type_id: null,
                            organization_id: null  //!$scope.refs.organization_id || !$scope.refs.organization_id.length ? null : $scope.refs.organization_id[0].id
					}
                   setTimeout(function() {
                        $('#code').focus();
                    }, 0);
				}

                $scope.editPack = function(selectedPack) {
                    $scope.isNew = false;
                    $scope.showForm = true;
                    $scope.pack = selectedPack;
                   setTimeout(function() {
                        $('#code').focus();
                    }, 0);
                }

                $scope.deletePack = function(selectedPack) {
                    $scope.showForm = false;
                    BootstrapDialog.confirm($L.get("The pack '{0}' will be deleted, are you sure?", selectedPack.code), function(result){
                        if(result) {
                            var promise = packResource.remove({}, {id: selectedPack.id}).$promise;
                            promise.then(function(data) {
                                $scope.selectPack(null);
                                $scope.packs = packResource.query();
                                toaster.pop('success', Catalogs.getName(), $L.get("Pack '{0}' deleted successfully", selectedPack.code));
                            },function(error) {
                                console.log(error);
                                toaster.pop('error', Catalogs.getName(), $L.get("Error deleting pack, reason: {0}. Details: {1}", $L.get(HTTP_ERRORS[error.status]), error.headers('X-SECURIS-ERROR')), 10000);
                            });
                        }
                    });
                    $scope.isNew = false;
                }


                $scope.cancel = function() {
                    $scope.showForm = false;
                }

				$scope.selectPack = function(pack) {
					$scope.$parent.currentPack = pack;
					$store.put('currentPack', pack);
					$scope.$parent.$broadcast('pack_changed', pack);
				}
				
				$scope.createMetadataRow = function() {
					if (!$scope.formu.metadata) {
						$scope.formu.metadata = [];
					}
					$scope.formu.metadata.push({key: '', value: '', mandatory: true});
				}
				$scope.removeMetadataKey = function(row_md) {
					$scope.formu.metadata.splice( $scope.formu.metadata.indexOf(row_md), 1 );
				}
				$scope.updateMetadata = function() {
					// Called when Application ID change in current field
					var newLTId = $scope.pack['license_type_id'];
					if (newLTId) {
						// Only if there is a "valid" value selected we should update the metadata
						Catalogs.getResource('licensetype').get({licenseTypeId: newLTId}).$promise.then(function(lt) {
							$scope.pack.metadata = [];
							lt.metadata.forEach(function(md) {
								$scope.pack.metadata.push({
									key: md.key,
									value: md.value,
									readonly: !!md.value,
									mandatory: md.mandatory
								});
							});
						});
					}
				}
			} ]);

	   app.controller('LicensesCtrl', [
	                                   '$scope',
	                                   '$http',
	                                   '$resource',
	                                   'toaster',
	                                   '$store',
	                                   '$L',
	                                   function($scope, $http, $resource, toaster, $store, $L) {
	                                       $scope.$on('pack_changed', function(evt, message) {
                                               $scope.licenses = licenseResource.query({packId: $scope.currentPack.id});
	                                           if ($scope.showForm) {
	                                               if ($scope.isNew) {
	                                                   $scope.license.pack_id = $scope.currentPack.id
	                                               } else {
	                                                   $scope.showForm = false;    
	                                               }
	                                           }
	                                       })
	                                           
	                                       var licenseResource = $resource('/license/:licenseId', {
	                                           licenseId : '@id'
	                                       }, {
	                                           save_w_upload: {
	                                               method: "POST",
	                                               transformRequest: function(data, headersGetter) {
	                                                   // To use an object without FormData, follow: https://developer.mozilla.org/en-US/docs/Web/API/XMLHttpRequest/Using_XMLHttpRequest?redirectlocale=en-US&redirectslug=DOM%2FXMLHttpRequest%2FUsing_XMLHttpRequest#Submitting_forms_and_uploading_files
	                                                   var formData = new FormData();
	                                                   angular.forEach(data, function(value, key) {
	                                                       if (key !== 'request_data')
	                                                           formData.append(key, value)
                                                           else
                                                               formData.append(key, $('input#request_data_file').get(0).files[0]);
	                                                   })
	                                                   
	                                                   return formData;
	                                               },
	                                               headers: {
	                                                   'Content-Type': undefined
	                                               }
	                                           }
	                                       });
	                                       $scope.mandatory = {
	                                               code: true
	                                       }
	                                       $scope.maxlength = {
	                                               code: 50,
	                                               comments: 1024
	                                       }
	                                       $scope.refs = {};

	                                       // Used to create the form with the appropriate data
	                                       $scope.isNew = undefined;

	                                       // Selected license from listing
	                                       // license is the edited license, in creation contains the data for the new license
	                                       $scope.license = null;
	                                       if ($scope.currentPack)
	                                           $scope.licenses = licenseResource.query({packId: $scope.currentPack.id});
	                                       
//	                                       $(document).on('change', '#request_data_file', function(newValue, oldValue) {
//	                                          console.log('File changed!!!!'); 
//	                                           var reader = new FileReader();
//	                                           reader.onload = function(data) {
//                                                   console.log('LOAD complete: ' + data);
//                                                   console.log('LOAD reader.result: ' + reader.result);
//                                                   $('input#request_data').val(reader.result)
//	                                           }
//                                               console.log('file: ' + $('input#request_data_file').get(0).files[0]);
//                                               console.log('file2: ' + $scope.request_data_file);
//	                                           reader.readAsText($('input#request_data_file').get(0).files[0]);	                                            
//	                                       });
	                                       
	                                       $scope.save = function() {
	                                           $( "form#licenseForm" )
	                                           .attr( "enctype", "multipart/form-data" )
	                                           .attr( "encoding", "multipart/form-data" );
	                                           var _success = function() {
	                                               if (!$scope.isNew) $scope.showForm = false;
	                                               $scope.licenses = licenseResource.query({packId: $scope.currentPack.id});
	                                           }
	                                           licenseResource.save_w_upload($scope.license, _success)
	                                       }
	                                       
	                                       $scope.newLicense = function() {
	                                           if (!$scope.currentPack) {
	                                               BootstrapDialog.show({
	                                                   title: $L.get('New license'),
	                                                   type: BootstrapDialog.TYPE_WARNING,
	                                                   message: $L.get('Please, select a pack before to create a new license'),
	                                                   buttons: [{
	                                                       label: 'OK',
	                                                       action: function(dialog) {
	                                                           dialog.close();
	                                                       }
	                                                   }]
	                                               });
	                                               return;
	                                           }
	                                               
	                                           $scope.isNew = true;
	                                           $scope.showForm = true;
	                                           $scope.license = {
	                                                   pack_id: $scope.currentPack.id
	                                           }
	                                          setTimeout(function() {
	                                               $('#licenseForm * #code').focus();
	                                           }, 0);
	                                       }

	                                       $scope.editLicense = function(selectedlicense) {
	                                           $scope.isNew = false;
	                                           $scope.showForm = true;
	                                           $scope.license = selectedlicense;
	                                          setTimeout(function() {
	                                               $('#licenseForm * #code').focus();
	                                           }, 0);
	                                       }

	                                       $scope.deletelicense = function(selectedlicense) {
	                                           $scope.showForm = false;
	                                           BootstrapDialog.confirm($L.get("The license '{0}' will be deleted, are you sure?", selectedlicense.code), function(result){
	                                               if(result) {
	                                                   var promise = licenseResource.remove({}, {id: selectedlicense.id}).$promise;
	                                                   promise.then(function(data) {
	                                                       $scope.selectlicense(null);
	                                                       $scope.licenses = licenseResource.query({packId: $scope.currentPack.id});
	                                                       toaster.pop('success', Catalogs.getName(), $L.get("License '{0}' deleted successfully", selectedlicense.code));
	                                                   },function(error) {
	                                                       console.log(error);
	                                                       toaster.pop('error', Catalogs.getName(), $L.get("Error deleting license, reason: {0}. Details: {1}", $L.get(HTTP_ERRORS[error.status]), error.headers('X-SECURIS-ERROR')), 10000);
	                                                   });
	                                               }
	                                           });
	                                           $scope.isNew = false;
	                                       }


	                                       $scope.cancel = function() {
	                                           $scope.showForm = false;
	                                       }
	                                       
                                           $scope.showStatus = function(lic) {
                                               
                                           }
                                           $scope.showStatusLong = function(license) {
                                               
                                           }
                                           $scope.isActionVisible = function(action, lic) {
                                               var validStatuses = ACTIONS_BY_STATUS[action];
                                               return lic && validStatuses.indexOf(lic.status) !== -1;
                                           }
	                                       
	                                   } ]);

})();